Igasaki 【伊ケ崎】3 The Japanese surnames etymology dictionary.
Nagasaki-ken , Saga-ken . Personal name . Saga-ken Saga-shi Meiji New surname by monk of Hikari-ji Temple of Jodo Shin Buddhism in Hyōcho-machi tile town. I will tell from the Life Three Traffic (Shaw San Nyu Dow) that Nabeshima Daiga who was a character of the Sengoku period, Azuchi Momoyama period, Edo era that built the temple went to birth. 鍋島 reference.